DE3888024D1 - Verfahren zur Herstellung von (3-Aminophenyl)(2-hydroxyethyl)sulfon. - Google Patents

Verfahren zur Herstellung von (3-Aminophenyl)(2-hydroxyethyl)sulfon.

Info

Publication number: DE3888024D1
Authority: DE; Germany
Prior art keywords: aminophenyl; sulfone; hydroxyethyl; preparation
Prior art date: 1987-06-17
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

DE88109016T

Other languages

English (en)

Inventor

Karl-Josef Dr Herd

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Bayer AG

Original Assignee

Bayer AG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1987-06-17

Filing date

1988-06-06

Publication date

1994-04-07

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6329860&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3888024(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1988-06-06 Application filed by Bayer AG filed Critical Bayer AG

1988-06-06 Priority to DE88109016T priority Critical patent/DE3888024D1/de

1994-04-07 Application granted granted Critical

1994-04-07 Publication of DE3888024D1 publication Critical patent/DE3888024D1/de

2008-06-07 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C315/00—Preparation of sulfones; Preparation of sulfoxides
- C07C315/04—Preparation of sulfones; Preparation of sulfoxides by reactions not involving the formation of sulfone or sulfoxide groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Catalysts (AREA)

DE88109016T 1987-06-17 1988-06-06 Verfahren zur Herstellung von (3-Aminophenyl)(2-hydroxyethyl)sulfon. Expired - Fee Related DE3888024D1 (de)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
DE88109016T DE3888024D1 (de)	1987-06-17	1988-06-06	Verfahren zur Herstellung von (3-Aminophenyl)(2-hydroxyethyl)sulfon.

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19873720213 DE3720213A1 (de)	1987-06-17	1987-06-17	Verfahren zur herstellung von (3-aminophenyl)(2-hydroxyethyl)sulfon
DE88109016T DE3888024D1 (de)	1987-06-17	1988-06-06	Verfahren zur Herstellung von (3-Aminophenyl)(2-hydroxyethyl)sulfon.

Publications (1)

Publication Number	Publication Date
DE3888024D1 true DE3888024D1 (de)	1994-04-07

Family

ID=6329860

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE19873720213 Withdrawn DE3720213A1 (de)	1987-06-17	1987-06-17	Verfahren zur herstellung von (3-aminophenyl)(2-hydroxyethyl)sulfon
DE88109016T Expired - Fee Related DE3888024D1 (de)	1987-06-17	1988-06-06	Verfahren zur Herstellung von (3-Aminophenyl)(2-hydroxyethyl)sulfon.

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE19873720213 Withdrawn DE3720213A1 (de)	1987-06-17	1987-06-17	Verfahren zur herstellung von (3-aminophenyl)(2-hydroxyethyl)sulfon

Country Status (4)

Country	Link
US (1)	US4929757A (de)
EP (1)	EP0295527B1 (de)
JP (1)	JP2574402B2 (de)
DE (2)	DE3720213A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0406165A3 (en) *	1989-06-28	1991-03-27	Ciba-Geigy Ag	Process for the alkylation of aromatic amine
CN102504580B (zh) *	2011-09-29	2016-08-17	天津德凯化工股份有限公司	一种偶氮类红色活性染料及其制备方法
CN108047096A (zh) *	2017-12-29	2018-05-18	烟台安诺其精细化工有限公司	1-萘胺-5-磺酸的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2240849C3 (de) *	1972-08-19	1975-03-20	Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt	Verfahren zur Herstellung von Aminobenzolen
AU553454B2 (en) *	1982-02-18	1986-07-17	Mitsui Toatsu Chemicals Inc.	Preparation of 3,3:-diaminodiphenyl sulfones
JPS58174355A (ja) *	1982-04-06	1983-10-13	Sumitomo Chem Co Ltd	アミノフエニル−β−ヒドロキシエチルスルホンの製造方法
US4612394A (en) *	1982-04-06	1986-09-16	Sumitomo Chemical Company, Limited	Process for producing aminophenyl-β-hydroxyethylsulfone
EP0107614B1 (de) *	1982-09-30	1987-10-21	Ciba-Geigy Ag	Reaktivfarbstoffe, deren Herstellung und Verwendung
JPS60123461A (ja) *	1983-12-05	1985-07-02	Sumitomo Chem Co Ltd	ｍ−アミノフェニル−β−ヒドロキシエチルスルホンの製造方法

1987
- 1987-06-17 DE DE19873720213 patent/DE3720213A1/de not_active Withdrawn
1988
- 1988-06-06 DE DE88109016T patent/DE3888024D1/de not_active Expired - Fee Related
- 1988-06-06 EP EP88109016A patent/EP0295527B1/de not_active Expired - Lifetime
- 1988-06-10 JP JP63141876A patent/JP2574402B2/ja not_active Expired - Lifetime
- 1988-06-17 US US07/208,349 patent/US4929757A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US4929757A (en)	1990-05-29
JPS63316764A (ja)	1988-12-26
DE3720213A1 (de)	1988-12-29
JP2574402B2 (ja)	1997-01-22
EP0295527B1 (de)	1994-03-02
EP0295527A3 (de)	1991-02-06
EP0295527A2 (de)	1988-12-21

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Legal Events

Date	Code	Title
1995-03-09	8363	Opposition against the patent
1996-03-28	8365	Fully valid after opposition proceedings
2003-04-10	8339	Ceased/non-payment of the annual fee